leading UK university, we present evidence on the effects of class size on students' test scores. We observe the same student …-linear class size effects controlling for unobserved heterogeneity of both individual students and faculty. We find that (i) at the … and largest ranges of class sizes and zero over a wide range of intermediate class sizes; (iii) students at the top of the …

? Johanna Wanka, Bundesministerin für Bildung und Forschung, unterstreicht, dass berufliche Bildung und Studium gleichermaßen …

-semester students, although instructors continued to record letter grades. We identify the causal effect of the policy on course choice … and performance, using a regressiondiscontinuity-in-time design. Students shifted to lower-grading STEM courses in the … first semester, but did not increase their engagement with STEM in later semesters. Letter grades of first-semester students …

college exposure to female instructors and students, consistent with a wider role for women's colleges in increasing female …

measure different types of fraud and to examine the influence of passengers' presumed information and income on the extent of … fraud. Results reveal that taxi drivers cheat passengers in systematic ways: Passengers with inferior information about …. Higher income seems to lead to more fraud. …

This paper investigates the impact of newspaper publications about debit card skimming fraud on debit card usage in the … phenomenon of skimming fraud significantly affect the number of debit card payments. The direction of the effect depends on the … type of skimming fraud addressed. Newspaper articles on fraud at points-of-sale (POS) and ticket machines depress the …

, increased division of labor in research, intense publication pressure, academic fraud, dilution of the concept of 'university …